Die Letzte Spur [The Last Trace]

It's actually time to retire... But then you find this one clue, this one case that you haven't been able to solve in your entire career. You've tried everything and yet the "Bottrop Butcher" has always escaped you. The case has long been on the books, but the clue looks promising and will take you away from the coal and dust to the sea. The hunt for the Bottrop butcher has begun again, this time you have to find him because a young woman's life is at stake!